| Singular | Plural | |
|---|---|---|
| Nominativ | columella | columellae |
| Genitiv | columellae, columellai | columellarum, columellum |
| Dativ | columellae, columellai | columellis, columellabus |
| Akkusativ | columellam | columellas |
| Ablativ | columellad, columella | columellabus, columellis |
| Vokativ | columella | columellae |